Dependency Injections

@DependencyInjection.Inject(

injectable

:InjectableClass | Symbol

)

This annotation allow to inject a service defined in the module, or a defined Service defined by using the Dependency Injection Service.

Parameters

Name	Optional	Type	Defaults		Description
injectable	No	InjectableClass | Symbol			Injectable Class or Symbol from declared providers in modules.

Example

import DependencyInjection from '@zerooneit/expressive-tea/services/DependencyInjection';

class TestService {
  test() {
    // Example test method — avoid console output in production code
    return 'ok';
  }
}

DependencyInjection.setProvider(TestService);

class TestClass {
  @DependencyInjection.Inject(TestService)
  testService: TestService;
}

@DependencyInjection.InjectNamed(

injectableName

:String | Symbol

)

Same as Inject this is used to inject a service using how is named when added into the dependency injection container, per default a Class Service constructor name is saved as a name.

Parameters

Name	Optional	Type	Defaults		Description
injectableName	No	String | Symbol			Root Path

Example

import DependencyInjection from '@zerooneit/expressive-tea/services/DependencyInjection';

class TestService {
  test() {
    // Example test method — avoid console output in production code
    return 'ok';
  }
}

DependencyInjection.setProvider(TestService, 'aService');

class TestClass {
  @DependencyInjection.InjectNamed('aService')
  testService: TestService;
}